Saved Bookmarks
| 1. |
Feedback on good maths books[for class 4to7] |
|
Answer» nThe ratio of boys to girls in a GROUP is 5:3. If there are 18 more boys than girls, WORK out how many people there are in totalAnswer72 studentsStep-by-step explanation:Let the ratio of boys to girls be 5x : 3xA/qno. of boys = 18 + no. of girls=> 5x = 18 + 3X=> 5x - 3x = 18=> 2x = 18=> x = 18/2= 9Now,No. of boys = 5x= 5 × 9= 45No. of girls = 3x= 3 × 9= 27Total = 45 + 27 = 72 |
|